AC_bee @ 2023-11-26 08:19:04
#include<bits/stdc++.h>
using namespace std;
int a,b,c,d,e,sum;
int u;
char o[100001];
int main(){
cin>>o;
o[strlen(o)]=',';
for(int i=0;i<=strlen(o);i++){
if(o[i]==','){
if(d==1 && sum>=6 && sum<=12) {
if((a==1 && b==1) || (a==1 && c==1) || (b==1 && c==1)){
if(e==0){
for(int j=u;j<i;j++) cout<<o[j];
cout<<"\n";
u=i+1;
}
}
}
sum=a=b=c=d=e=0;
continue;
}
if(o[i]>='A' && o[i]<='Z') a=1;
else if(o[i]>='a' && o[i]<='z') b=1;
else if(o[i]>='0' && o[i]<='9') c=1;
else if(o[i]=='#' || o[i]=='!' || o[i]=='$' || o[i]=='@') d=1;
else e=1;
sum++;
}
return 0;
}